for "cbs this morning" holly wagner, minneapolis, minnesota. >>> business as usual at the browns/ravens game last night. less than 24 hours after making a deal to end the lockout. pro football's regular officials returned to the field. the refs got a standing ovation and warm fwregreetings from the players too. those warm feelings didn't last all game. they were booed in the third quarter when they called a penalty against the home team. on monday night, replacement refs messed up a play at the end of the game. we know what happened there. the real refs begin voting on their contract later today. >>> for people who use a smartphone, instagram is more popular than twitter. in august, an average of 7.3 million users went to instagram on their smartphones every day. half a million more users than twitter had. and the average user of twitter spent 170 minutes on the app, compared to 1257 minutes for instagram users. >>> 200,000 american adults were interviewed and found democrats preferred hein can, republicans liked coors light and sam adams. the most bipartisan brew? dos equis. >> how abo